There were a few really interesting blog posts about the architecture choices for the xi editor a few years ago, ending with this https://raphlinus.github.io/x

There were a few really interesting blog posts about the architecture choices for the xi editor a few years ago, ending with this https://raphlinus.github.io/xi/2020/06/27/xi-retrospective.html https://raphlinus.github.io/xi/2020/06/27/xi-retrospective.h... But I personally never worked on this kind of problem, I just remember reading these over the years